According to information presented in the video, researchers are increasingly interested in those who survive a life-threatening disease and remarkably bounce back to where they were before. This concept of "what doesn't kill me makes me stronger" is known as

A. thriving phenomenon
B. "rubber ball" theory
C. resilience
D. boomerang effect

Resilience is the ability to bounce back from negative situations and thrive, showing post-traumatic growth. It involves responding positively to challenges and finding meaning in life.

Explanation:

Resilience is the capacity to 'bounce back' from negative situations like illness or stress and return to normal functioning, or even display improved functioning following adversity, known as post-traumatic growth. This ability allows individuals to respond positively to difficult situations and take on challenging tasks while finding meaning in life.

Learn more about Resilience here:

https://brainly.com/question/42800285